Savoia, Silvio; Valagiannopoulos, Constantinos; Monticone, Francesco; Castaldi, Giuseppe; Galdi, Vincenzo; Al`u, Andrea
(PHYSICAL REVIEW B. American Physical Society, 2017)
We show that a cylindrical lensing system composed of two metasurfaces with suitably tailored non-Hermitian
(i.e., with distributed gain and loss) and nonlocal (i.e., spatially dispersive) properties can perform ...
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